Re: [Boost-users] [boost::logging] flushing rolling_file

From: John Torjo (john.groups_at_[hidden])
Date: 2007-12-13 11:15:53

Hi Benjamin,
> Hi John, hi all
>
> As I don't know how to parameter boost::logging to flush messages in 
> rolling files, I modify the code as follow.
>
> My question is :
> Is it absolutly necessary to change the code to do that ?
>
>   
I've updated the code.
So, to manually flush:

rolling_file f(...);
f.flush();

To automatically flush:

rolling_file f( ...., rolling_file_settings().flush_each_time(true) );

Best,
John
> Thanks,
> Benjamin
>
> ///// rolling_file.hpp ///////
>
>     void recreate_file() {...
>                 m_cur_size = 0;
>      }
>
>     template<class msg_type> void write( const msg_type& msg) {
>         convert_dest::write(msg, (*m_out) );
>
>         // flush each time
>         m_cur_size += msg.size();
>         m_out->flush();
>         if ( m_cur_size > m_flags.max_size_bytes()) {
>             m_cur_idx = (m_cur_idx + 1) % m_flags.file_count();
>             recreate_file();
>         }   
>     }
>
>     size_t m_cur_size;
>
> //////////////////////////////////////
>
>
> John Torjo a écrit :
>   
>> Hi Benjamin,
>>   
>>     
>>> Hi all,
>>>
>>>   
>>>     
>>>       
>> Glad you posted this here :)
>>   
>>     
>>> Does anybody use boost::logging ?
>>>
>>> I wonder if it's possible to flush logs in a rolling_file as in a 
>>> standard file (flush_each_time) ?
>>> It would be nice !
>>>
>>>   
>>>     
>>>       
>> Yes it would, and it can ;)
>>
>>
>> Best,
>> John
>>
>>
>>  
>>
>>   
>>     
>
>
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>
>   

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